Our missions

Establish standards of professional practice

Through its institutional role and extensive experience in supporting projects, the CETU develops regulations, standards and technical guidelines applicable to underground works.

Attentive to the requirements of all stakeholders, it contributes to the development of professional practices and ensures their dissemination, understanding and use.

• Participation in standardisation work
• Production of recommendations and guidelines
• Contribution to the development of regulations
• Participation in the work of national and international associations
• Dissemination of regulatory texts and professional standards.

Improve knowledge

Research and knowledge production, constitute a significant part of CETU’s activities, with permanent feedback from stakeholders chanelling research and development actions
Our objective is to improve techniques and methods, drive innovation and stay abreast of the profession’s needs.

• Identify and understand current and emerging issues,
• Actively participate in applied research activities,
• Support innovations ithat drive the ecological transition,
• Gather in-depth data and knowledge on underground assets and activities.

Discover our brochure presenting CETU’s research activities.

Coordinate professional networks

As a representative of the State within the tunnelling community, the CETU helps to bring together stakeholders at a national and international level.It facilitates collaborations, trains professionals, makes its experience and expertise available to its partners and actively contributes to the technical output of professional networks.

• Spokesbody for the French State in regulatory bodies,
• Promotion of French expertise and know-how aound the globe,
• Active participation in networks and associations ,
• Contribution to the improvement of professional skills,
• Driving force behind new practices that promote the ecological transition.

Aid underground projects and support tunnels in service

Drawing on its multidisciplinary engineering skills, the CETU is involved in tunnel construction and refurbishment projects. It also contributes to underground asset management and the safe operation of tunnels.

• Decisional aid to public authorities,
• Support for tunnel owners, project managers, tunnel operators and contractors,
• Assistance in the development of asset management policies,
• Inspections to assess the condition of tunnels,
• Safety audits.